Santa Ana (SNA) to Denver (DEN) flights
United Airlines, Southwest Airlines, Frontier Airlines fly nonstop from John Wayne Orange County International Airport to Denver International Airport, with about 75 flights a week in July 2026. The 846-mile flight takes about 2h 15m gate to gate.
- Distance
- 846 mi · 1,362 km
- Flight time
- 2h 15m
- Airlines
- 3
- Seats filled
- 84%
Airlines flying SNA to DEN
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| United Airlines | 40 | Boeing 737 MAX 8, Airbus A320-100/200, Boeing 737-800 | 247,942 | 2h 17m |
| Southwest Airlines | 31 | Boeing 737-700 / MAX 7, Boeing 737 MAX 8, Boeing 737-800 | 186,435 | 2h 11m |
| Frontier Airlines | 4 | Airbus A320neo, Airbus A320-100/200, Airbus A321 | 46,449 | 2h 19m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
SNA to DEN flight schedule
21 flight numbers flew this route in August 2026, 5 of them almost daily. The first usually leaves at 6:45am and the last at 7:45pm. Times are local and can change; check with the airline before you book.
| Flight | Departs | Arrives | Days flown in August 2026 | On time (12 months) |
|---|---|---|---|---|
| UA 318United Airlines | 6:45am | 10:20am | 18 | 100% |
| UA 513United Airlines | 6:45am | 10:16am | 8 | 97% |
| WN 118Southwest Airlines | 6:45am | 10:15am | 7 | n/a |
| WN 1425Southwest Airlines | 6:45am | 10:15am | 18 | 100% |
| WN 4638Southwest Airlines | 7:45am | 11:10am | 4 | n/a |
| UA 489United Airlines | 8:55am | 12:18pm | 31 | 92% |
| WN 4303Southwest Airlines | 8:55am | 12:10pm | 12 | 100% |
| WN 4135Southwest Airlines | 10:05am | 1:25pm | 8 | n/a |
| WN 193Southwest Airlines | 11:05am | 2:25pm | 4 | n/a |
| UA 2843United Airlines | 11:10am | 2:33pm | 31 | 97% |
| F9 4372Frontier Airlines | 11:15am | 2:52pm | 18 | 88% |
| UA 1534United Airlines | 1:08pm | 4:31pm | 21 | 72% |
| UA 2132United Airlines | 1:08pm | 4:30pm | 10 | 74% |
| WN 4570Southwest Airlines | 1:30pm | 4:50pm | 14 | 58% |
| WN 865Southwest Airlines | 1:50pm | 5:15pm | 12 | 42% |
| WN 3759Southwest Airlines | 3:20pm | 6:40pm | 13 | 46% |
| UA 2649United Airlines | 4:00pm | 7:20pm | 10 | 59% |
| UA 1048United Airlines | 4:14pm | 7:37pm | 21 | 43% |
| WN 419Southwest Airlines | 5:00pm | 8:15pm | 12 | 17% |
| UA 2656United Airlines | 6:25pm | 9:49pm | 31 | 86% |
| WN 3760Southwest Airlines | 7:45pm | 11:00pm | 16 | 53% |
Is SNA to DEN on time?
From September 2025 to August 2026, 83% of 3,714 flights arrived within 15 minutes of schedule and 0.3% were cancelled. Flights leaving around 9am were the most punctual (95%), those around 2pm the least (63%). Most delay time was caused by air traffic control and airport congestion (40%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| United Airlines | 1,900 | 87% | 10 min | 0.3% |
| Southwest Airlines | 1,543 | 78% | 14 min | 0.3% |
| Frontier Airlines | 271 | 88% | 13 min | 0.4% |
Airlines as sold: flights operated by regional partners count under the airline on the ticket. Average delay is across all completed flights, early arrivals counted as zero.
On-time arrivals by departure time
| Scheduled departure | Flights | On time, relative | On time |
|---|---|---|---|
| 6am to 7am | 288 | 94% | |
| 7am to 8am | 348 | 93% | |
| 8am to 9am | 332 | 93% | |
| 9am to 10am | 243 | 95% | |
| 10am to 11am | 253 | 92% | |
| 11am to 12pm | 453 | 88% | |
| 12pm to 1pm | 136 | 84% | |
| 1pm to 2pm | 456 | 79% | |
| 2pm to 3pm | 249 | 63% | |
| 3pm to 4pm | 87 | 61% | |
| 4pm to 5pm | 255 | 73% | |
| 6pm to 7pm | 368 | 81% | |
| 7pm to 8pm | 186 | 68% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 303 | 44,060 | |
| September 2025 | 313 | 43,149 | |
| October 2025 | 332 | 44,573 | |
| November 2025 | 298 | 38,268 | |
| December 2025 | 314 | 38,521 | |
| January 2026 | 275 | 33,418 | |
| February 2026 | 255 | 33,254 | |
| March 2026 | 299 | 40,205 | |
| April 2026 | 296 | 37,402 | |
| May 2026 | 319 | 39,876 | |
| June 2026 | 322 | 44,448 | |
| July 2026 | 333 | 43,737 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.